Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7C829C433EF for ; Thu, 2 Dec 2021 16:32:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1359528AbhLBQfl (ORCPT ); Thu, 2 Dec 2021 11:35:41 -0500 Received: from mx3.molgen.mpg.de ([141.14.17.11]:35735 "EHLO mx1.molgen.mpg.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1348040AbhLBQfj (ORCPT ); Thu, 2 Dec 2021 11:35:39 -0500 Received: from [192.168.0.2] (ip5f5aeaa8.dynamic.kabel-deutschland.de [95.90.234.168]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: pmenzel) by mx.molgen.mpg.de (Postfix) with ESMTPSA id D289461EA1927; Thu, 2 Dec 2021 17:32:14 +0100 (CET) Message-ID: Date: Thu, 2 Dec 2021 17:32:14 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.3.2 Subject: Re: [PATCH] Bluetooth: Apply initial command workaround for more Intel chips Content-Language: en-US To: Takashi Iwai Cc: Marcel Holtmann , Johan Hedberg , Luiz Augusto von Dentz , Tedd Ho-Jeong An , linux-kernel@vger.kernel.org, linux-bluetooth@vger.kernel.org References: <20211202162256.31837-1-tiwai@suse.de> From: Paul Menzel In-Reply-To: <20211202162256.31837-1-tiwai@suse.de> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Dear Takashi, Am 02.12.21 um 17:22 schrieb Takashi Iwai: > It seems that a few more Intel chips require the workaround for the > broken initial command. At least, per openSUSE Bugzilla reports, > 8087:0a2a and 8087:0026 need BTUSB_INTEL_BROKEN_INITIAL_NCMD flag. > > Fixes: 83f2dafe2a62 ("Bluetooth: btintel: Refactoring setup routine for legacy ROM sku") > Buglink: https://bugzilla.opensuse.org/show_bug.cgi?id=1193124 > Signed-off-by: Takashi Iwai > […] I have a Dell Latitude E7250 with Bus 001 Device 003: ID 8087:0a2a Intel Corp. Bluetooth wireless interface and Bluetooth seems to work fine minus some Linux warnings [1] and a problem transferring greater than some bytes files with the Nokia N9 [2]. Linux 5.16-rc3, Dell Inc. Latitude E7250/0TVD2T, BIOS A19 01/23/2018: ``` $ sudo dmesg | grep -i bluet [ 8.173417] calling bt_init+0x0/0xb3 [bluetooth] @ 301 [ 8.173439] Bluetooth: Core ver 2.22 [ 8.173463] NET: Registered PF_BLUETOOTH protocol family [ 8.173464] Bluetooth: HCI device and connection manager initialized [ 8.173467] Bluetooth: HCI socket layer initialized [ 8.173470] Bluetooth: L2CAP socket layer initialized [ 8.173473] Bluetooth: SCO socket layer initialized [ 8.173475] initcall bt_init+0x0/0xb3 [bluetooth] returned 0 after 35 usecs [ 8.216875] Bluetooth: hci0: Legacy ROM 2.5 revision 1.0 build 3 week 17 2014 [ 8.233515] bluetooth hci0: firmware: direct-loading firmware intel/ibt-hw-37.8.10-fw-1.10.3.11.e.bseq [ 8.233520] Bluetooth: hci0: Intel Bluetooth firmware file: intel/ibt-hw-37.8.10-fw-1.10.3.11.e.bseq [ 8.540884] Bluetooth: hci0: unexpected event for opcode 0xfc2f [ 8.558942] Bluetooth: hci0: Intel BT fw patch 0x32 completed & activated ``` Kind regards, Paul [1]: https://bugzilla.kernel.org/show_bug.cgi?id=215189 [2]: https://lore.kernel.org/linux-bluetooth/cf71bdea-ec22-e4c9-016c-69e94a130607@molgen.mpg.de/T/#t